/* ============================================================
   万能常用工具箱 - 后台样式
   ============================================================ */
.admin-body { background: #f1f5f9; }

.admin-flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}
.admin-flash-ok { background: #dcfce7; border: 1px solid #86efac; color: #166534; }
.admin-flash-err { background: #fee2e2; border: 1px solid #fca5a5; color: #991b1b; }

/* 统计卡片 */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 24px;
}
.stat-card {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 18px 16px;
}
.stat-card .num {
    font-size: 28px;
    font-weight: 700;
    color: #2563eb;
    line-height: 1.2;
}
.stat-card .lbl { font-size: 13px; color: #64748b; margin-top: 4px; }

/* 后台表格 */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
    font-size: 14px;
}
.admin-table th, .admin-table td {
    padding: 10px 14px;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}
.admin-table th { background: #f8fafc; color: #475569; font-weight: 600; }
.admin-table tr:last-child td { border-bottom: none; }

.panel {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.panel h2 { font-size: 16px; color: #1e293b; margin-bottom: 14px; }

/* 登录页 */
.login-wrap {
    max-width: 380px;
    margin: 60px auto 0;
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 32px 28px;
    box-shadow: 0 4px 20px rgba(0,0,0,.06);
}
.login-wrap h1 { font-size: 20px; text-align: center; margin-bottom: 4px; }
.login-wrap .sub { text-align: center; color: #94a3b8; font-size: 13px; margin-bottom: 20px; }
.login-wrap label { display: block; font-size: 13px; color: #475569; margin: 12px 0 4px; }
.login-wrap input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    box-sizing: border-box;
    outline: none;
}
.login-wrap input:focus { border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,.12); }
.login-wrap .btn { width: 100%; margin-top: 20px; justify-content: center; }

/* 分页 */
.pagination { display: flex; gap: 6px; margin-top: 14px; flex-wrap: wrap; }
.pagination a, .pagination span {
    padding: 6px 12px;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 13px;
    background: #fff;
    color: #475569;
}
.pagination .cur { background: #2563eb; color: #fff; border-color: #2563eb; }